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catmastertech
catmastertech, Technician
Category: Construction and Road Equipment
Satisfied Customers: 2334
Experience:  Field service technician for CAT 19 years.
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I have a service engine code that appereared on my cat D6

Customer Question

I have a service engine code that appereared on my cat D6 RXW series 2 dozer the code is(###) ###-####04
Submitted: 1 year ago.
Category: Construction and Road Equipment
Expert:  catmastertech replied 1 year ago.

Conditions Which Generate This Code:

The Electronic Control Module (ECM) detects a signal voltage that is below normal.

System Response:

The code is logged. The ECM flags oil pressure as invalid data and a default value is used.

There are no performance effects.
Test Step 1. Perform the following diagnostic procedure: Engine Pressure Sensor Open or Short Circuit - Test

Attached below is the test procedure for this code.

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